基本算法

    class Program
    {
        static void Main()
        {
            #region
            //HashSet<int> myList = new HashSet<int>();

            //while (myList.Count < 100)

            //{

            //    int num = new Random().Next(1, 101);

            //    myList.Add(num);

            //}

            //foreach (int item in myList)

            //{

            //    Console.WriteLine(item);

            //}

            //Console.WriteLine(myList.Count);

            //Console.ReadLine();

            #endregion

            #region 随机数插入


            //HashSet<int> vs = new HashSet<int>();
            //while (vs.Count < 100)
            //{
            //    vs.Add(new Random().Next(1, 101));
            //}
            //foreach (var item in vs)
            //{
            //    Console.WriteLine(item);
            //}
            //Console.WriteLine(vs.Count);
            //Console.ReadLine();
            #endregion

            #region 1-2+3-4

            //int sum = 0;

            //for (int i = 1; i <= 11; i++)
            //{

            //    if (i % 2 == 0)
            //    {
            //        sum -= i;
            //    }
            //    else
            //    {
            //        sum += i;
            //    }
            //}
            //Console.WriteLine(sum);
            //Console.ReadLine();

            #endregion

            #region 1,1,2,3,5,8,13...递归

            //Console.WriteLine(Jaia(20));
            //Console.ReadLine();
            #endregion

            #region
            //new B();
            //Console.WriteLine();
            #endregion

            #region 冒泡
            //MaoPao();
            #endregion

            #region 反射程序集
            //Assembly asm = Assembly.LoadFrom(@"C:\Windows\Microsoft.NET\Framework\v2.0.50727\System.Web.dll");
            //var a= asm.GetTypes();
            //foreach (var item in a)
            //{
            //    Console.WriteLine(item);

            //}
            #endregion

            #region 反射基本信息
            //int a = 0;
            //TypeExplore(a.GetType());
            #endregion

            #region 反射基本类型
            //int b = 2;
            //Type type = b.GetType();
            //MemberExplore(b.GetType());
            #endregion

            #region 无参数构造函数创建参数
            //使用CreateInstance创建对象
            Assembly asm = Assembly.GetExecutingAssembly();
            object obj = asm.CreateInstance("ConsoleApp12.Calculator", true);

            //使用Activator.CreateInstance
            ObjectHandle handler = Activator.CreateInstance(null, "ConsoleApp12.Calculator");
            Object objj = handler.Unwrap();
            #endregion

        }
        private static int Jaia(int a)
        {
            if (a <= 0)
                return 0;
            else if (a == 1 || a == 2)
                return 1;
            else
            {
                return Jaia(a - 1) + Jaia(a - 2);
            }

        }
        /// <summary>
        /// 冒泡
        /// </summary>
        public static void MaoPao()
        {
            int[] array = { 1, 3, 5, 7, 90, 2, 4, 6, 8, 10 };
            int temp = 0;
            for (int i = 0; i < array.Length - 1; i++)
            {
                for (int j = i + 1; j < array.Length; j++)
                {
                    if (array[j] < array[i])
                    {
                        temp = array[i];
                        array[i] = array[j];
                        array[j] = temp;
                    }
                }
            }
        }

        /// <summary>
        /// 反射基本信息
        /// </summary>
        /// <param name="t"></param>
        public static void TypeExplore(Type t)
        {
            StringBuilder sb = new StringBuilder();
            sb.Append("名称信息:\n");
            sb.Append("Name:" + t.Name + "\n");
            sb.Append("基类型:" + t.BaseType + "\n");
            Console.WriteLine(sb);
        }

        public static void MemberExplore(Type t)
        {
            StringBuilder sb = new StringBuilder();
            MemberInfo[] memberInfos = t.GetMembers();
            sb.Append("查看类型" + t.Name + "的成员信息;\n");
            foreach (MemberInfo  mi in memberInfos)
            {
                sb.Append("成员" + mi.ToString().PadRight(40) + "类型:" + mi.MemberType + "\n");
            }
            Console.WriteLine(sb.ToString());
        }
    }